How do I get a single user to start multiple image(jupyterhub k8s)

I have tried the following link
https://zero-to-jupyterhub.readthedocs.io/en/latest/customizing/user-environment.html#multiple-profiles
But it does not enable a single user to start multiple image at the same time
Can I do some configuration let one user can run different docker at the same time ?

plz guys
Am I only able to deploy multipl hub?

Hi, is there a good method?

JupyterHub supports multiple “named” servers: